DM6446ANB6C2127VC

Digital Signal Processor Dsp Overview

The DM6446ANB6C2127VC is a DaVinci Digital Media System-on-Chip manufactured by Texas Instruments. It integrates an ARM926EJ-S core operating at up to 297 MHz and a TMS320C64x+ DSP core running at up to 594 MHz. The device utilizes a 361-pin NFBGA package and operates on a 1.2 V supply voltage with I/O voltages of 1.8 V and 3.3 V. It supports fixed-point processing with interfaces including Ethernet, I2C, USB, and UART. The component is designed for digital signal processing and embedded system applications within a commercial temperature range of 0°C to +85°C.

Digital Signal Processor Dsp Feature Summary

• Dual-core architecture combining ARM926EJ-S (297 MHz) and C64x+ DSP (594 MHz)
• Integrated video codec engine supporting H.264, MPEG-4, and JPEG
• On-chip memory includes 16 kB data RAM and configurable L1/L2 caches
• Comprehensive connectivity via Ethernet MAC, USB 2.0 OTG, and multiple serial interfaces

Digital Signal Processor Dsp Applications

• Network Video Recorders (NVRs) and IP cameras
• Digital signage and multimedia displays
• Video conferencing systems
• Industrial machine vision and inspection

Digital Signal Processor Dsp Procurement Notes

This specific part number is listed as obsolete or end-of-life in public distributor records. Verification of availability requires checking authorized channels for remaining stock or evaluating alternative lifecycle statuses. Sourcing should prioritize verified distributors to ensure authenticity, as the component is no longer in active mass production.

Digital Signal Processor Dsp Selection Notes

Designers should verify pin compatibility and electrical specifications against replacement options from the same DaVinci family. The ARM9 and C64x+ cores require specific software toolchains and boot configurations. Ensure that the target application can accommodate the 361-NFBGA package constraints and thermal requirements for the 0°C to +85°C operating range.

Digital Signal Processor Dsp Part Context

The DM6446ANB6C2127VC belongs to the TMS320DM6446 series within the Texas Instruments DaVinci platform. This series was engineered to converge video, audio, and control processing into a single chip. It serves as a foundational component for legacy embedded video solutions, preceding newer generations of integrated processors with enhanced performance and lower power consumption.

Digital Signal Processor Dsp Replacement Considerations

Public documentation lists similar components such as DM6446AZWTKEDACOM and DM6446GB6C0121MV within the same package and temperature range. These variants may offer different speed grades or manufacturing lots but maintain functional equivalence. Engineers must confirm software compatibility when migrating between these specific suffixes.